<html>
    <head>
        <title>Frame Content</title>
        <style>
            body 
            {  
                    border: 3px solid blue;
            }
        </style>
    </head>

    <body>

    <h1 id="itemId">Frame Content</h1>

    <center><iframe src="iframe_content.html" width="500" height="300" id="idIframeInsideSecondFrame"></iframe></center>


    </body>
</html>